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Preview build: sign-in and grading run on the server. MFA is not enabled, and storage is in server memory so it does not survive a restart.

LearnDefend
Browser LabLD-SOC1-LAB-006Medium
Browser LabLD-SOC1-LAB-006Medium22 min

Four Services, One Problem

An EDR alert fired on WS-118 for 'unsigned binary registered as a service'. Four services were installed on this host in the last 24 hours. Three of them are routine. Your job is to say which is not, and to prove it from the evidence rather than from the name.

What you will be able to do

  • Separate vendor persistence from attacker persistence
  • Find the second persistence mechanism
  • Recommend removal that actually removes the foothold
Windows SecurityIOC AnalysisNetwork AnalysisIncident TriageT1543.003Windows ServiceT1053.005Scheduled Task

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